NTXBUF
prev = (cur + NTXBUF - 1) % NTXBUF;
if (sc->xmit_busy == NTXBUF) {
sc->xchead = (head + 1) % NTXBUF;
ptr += NTXBUF * 32;
ptr += NTXBUF * 32;
ptr += NTXBUF * 32;
ptr += NTXBUF * IE_TBUF_SIZE;
for (n = 0; n < NTXBUF; n++) {
if (NTXBUF < 2)
(sc->xctail + NTXBUF - 1) % NTXBUF));
sc->xctail = (sc->xctail + 1) % NTXBUF;
if (sc->xmit_busy == NTXBUF) {
sc->xchead = (sc->xchead + 1) % NTXBUF;
for (i = 0; i < NTXBUF; i++) {
for (i = 0; i < NTXBUF; i++)
volatile struct ie_xmit_cmd *xmit_cmds[NTXBUF];
volatile struct ie_xmit_buf *xmit_buffs[NTXBUF];
u_char *xmit_cbuffs[NTXBUF];
sc->xctail = (sc->xctail + 1) % NTXBUF;